PATCH: Run --gc-sections tests only if needed

[H.J. Lu]

Hi,

I checked in this patch to run --gc-sections tests only if --gc-sections
is available.

H.J.
---
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index b59aed7..592e7e3 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* ld-elf/elf.exp: Run --gc-sections tests only if --gc-sections
+	is available.
+
 2011-10-06  Alan Modra  <amodra@gmail.com>
 
 	* ld-plugin/plugin-1.d, * ld-plugin/plugin-2.d, * ld-plugin/plugin-3.d,
diff --git a/ld/testsuite/ld-elf/elf.exp b/ld/testsuite/ld-elf/elf.exp
index 866c866..b993c96 100644
--- a/ld/testsuite/ld-elf/elf.exp
+++ b/ld/testsuite/ld-elf/elf.exp
@@ -138,9 +138,11 @@ if ![isnative] {
     return
 }
 
-run_cc_link_tests {
-    {"PR ld/13195" "-Wl,--gc-sections" ""
-     {pr13195.c} {} "pr13195"}
+if [check_gc_sections_available] {
+    run_cc_link_tests {
+	{"PR ld/13195" "-Wl,--gc-sections" ""
+	 {pr13195.c} {} "pr13195"}
+    }
 }
 
 set array_tests {